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宇宙何时开始有星星？科学家在一台收音机中听到答案
source link: http://tech.sina.com.cn/d/s/2018-03-01/doc-ifyrzinh0673659.shtml
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原标题：宇宙从什么时候开始有了星星？科学家在一台收音机中听到答案澎湃新闻记者虞涵棋宇宙从什么时候开始有了星星？这是最令人类遐想的疑问之一。北京时间凌晨2时发表在《自然》期刊上的两篇论文公布了答案：大爆炸后1.8亿年。值得一提的是，美国亚利桑
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